Ink and process of making the same.



ALLEN R|OGERS, OF BROOKLYN, NEW YORK.

INK AND YROGif-SS 'OF MAKING THE SAME.

1 224 688 l Specification of Letters Batent. Pat gnigedl May 1 191?, No Drawing. Application filed February 1,, 191'?. Serial No. 145,925.

To all whom it may concern: binder to prevent dusting away. It must,

Be it known that I, ALLEN Rooms, a citiso to speak, be varnis e own. And what zen of the United States, residingat Brookhappens must happen very quickly or the lyn, in the county of Kings and State of New printing will smear. In order to produce York, have invented certain-new and usesharp and distinct characters it is evidently ful Improvements in Inks and Processes of necessary to have special relations between Making the Same, of which the following the vehicle and the other components of the is a specification. ink. Ink has been ma e of a residuum This invention relates to inks andprocfrom petroleum oils of parafiin base type, m esses of making the same; and it comprises mingled with pigment, he thick vehicle 7 an ink for printin and like purposes conbeing absorbed in use on the paper the way taining a deodorized thickened residuum of stated. The residuum used was that proasphalt base petroleum, a thinning oil, a duced in the ordinary distillation of oi resin, and a pigment, such as carbon black; after various useful fractions ha been 15 and it also co ri s a m th dnf m king taken 0E and was generally an oil of about such inks wherein residuum from asphalt 7 Baum With a viscosity of 170. In this base petroleum is exposed to a h ttr tink, the residuum was relie upon for all the mentof relatively l g dur ti wh by functions above stated; t was at once supit is thickened and freed of odor, and is Posed to dissipate .111 the P p and also to o thereafter thinned with 40 Baum pey Wi h the pigment to hold it down. troleum oil, known commercially as 300 T have found that better results may be oil or any other indifferent petroleum oil, ained by making a -component ink with the quantity being somewhat larger than one component a Tesldmlm, bu it residuum the quantity of the above heat treated re- 0f thicker consistency and different yp 25 siduum, .the thinned oil then receiving an while another component '13 an 0'11 Whose addition of about five pounds of ordinary JIhhetiloh is p y that of it thinner, Semerosin and one qu rt u d f Soap f thing which will make the oil composition, every hundred pounds of thinned oil toor k fluent enough to he takehhP y' p ether Wi h S fficient pigment, usually carand transferred to paper. This oil should 3a bon black; all as more fully hereinafter set he thm ehohg 0 be taken p p y y forth l as l i d, the paper. In other words, instead of tak- The original and typical news ink was g residuum of Petroleum, base 011 ah composed f linseed 1 blown r heated trusting that some component will be thin until very thick and then mixed with lampenough to be taken y the P p While 35 black or other pigment It was in effect other eempehehte stay with the P g a thick black paint. On the paper it was p p y take two different yp expected t d as any th i t would terial; one a special residuum and the other dry, viz. by absorption of oxygen and pro-' a relatively th'lh duction of linoxin. This drying, however, h best residuum for y P p 1S a 40 was too slow for high speed newspaper maspecially treated test h from an itepha t chinery and inks of a difierent kind are base petrolehmheh Wresldllhm I treat used at present. With these inks the dryby Prolonged exposure to heat- It y be not n it is mor'e an blownwith steam or with air, or it may be sorptmlpby th paper f the i i Vehicle directly heated. In either event, the heat- "-1 0 of the ink, leaving the pigment on the& m Prelohged h he noticeable Odor sunfaca r mains in the residuum. The heating oper- In other w rd th ill t 6f th ation has several effects apart from that o aper i reliedv upon to accomplish a dispelling the odor. It carries forward the plex result; The vehicle of the ink, or the asphaltization of the hit and makes mar 10 to component which renders the ink thi terial which works better on the paper. ut, enoughto be taken up by type nd t after the heating, the material, while imferredto the paper, must instantly diffuse proved as stated, is now too thick for use into the paper without taking enough color in inks alone in he manner hereinbefore with it toblur the letter while on the other stated. Ordinarily it is about 0.96 sp. g,, or 1 55 hand the pigment must remain as a sharp 14.5" Baum. In order to make my in distinct layer fixed to the paper by enough take this thickened residuum and mix it with about per cent. of lighter petroleum oil, such as the stated 300 Q oil, about 4 oil, which may advantageously be a particper cent. of ordinary good quality rosin ular distillate of about Baume, comabout 0.25 per cent. of chip soap and about mercially known as 300 oil. The thin- 10 per cent. of a good quality lampblack,

t inness for this purpose. The thinning oil atl claim is 7 is absorbed by t e paper, but the asphaltic l. A news ink comprising an odorless and 10 residuum, which isa strongly l red m thickened asphalt base petroleum residuum, terial, does not travel with it, remaining a thinning ofoil of about 40 Baume', rosin with and fixing the pigment in place. With and pigment. properly made ink under the present inven- A news ink comprising an odorless and tion this asphaltic material does not travel h k ned a phalt ba petroleum residuum, 15 ar enough in the paper to blur the letter; a hlnnlng oil f abou 40 Baum, rosin,

t e impressions of the type are sharp and p, and a P gm distinct; and it does not smear when the A n k mprising an odorless and paper is folded. By reason of its Very d rk thickened asphalt base'petroleum residuum, color it permits an important economy in a thlnning'oll, i I n pigment- Y 20 the amount of pigment necessary. news ink comprising an odorless and l e composition of h t t t d h lt; thickened asphalt base petroleum residuum,

with pigment and at once gives a good and news iuk Comprising about 39 P it bI i k, I 5 ti s h cent. thickened and odorless asphalt base 25 be still further improved by adding also s u about 47 P oouu oil of 400 a little rosin and soap; these additions still u known as 3000, about 4 P Conufurther improving the capillary separation rosln, about P oonu p ps and which is the basis of the use of the ink in, about 10 p cent carbon black 6. The process of making a news ink 3 For 100 pounds of thinned residuum ro-' h h ompriseslheating an' asphalt base ust des ribed I m y t k 5 p d petroleum res duum untrlthe'same is thicksoap, heat until. the ixt re is fluid, and q oil and n po ating os n, soap and 95 35 and 10 pounds of carbon black. Any other The P o of making a news pigment may housed in lieu of carbon black, Whlch oompllsos i g an asphalt baso butcarbon bl k i th b t petroleum residuum until the'same' is thickhe oily composition made as described oned 9 odolflesst thinning W P is deep in color and produces an exception loum 011 and Incorporating rosin and P 40 ally brilliant black ink. The rosin and the v asphalt of the material together bind the P o e k g a news ink pigment in place and do not travel through Wbloh oomplusos hoatlug 9 paper t any t t M t f th flpetroleum residuum until the same is odor- 5 45 e best kind of soap for the present purauln, ml-Xl'n" with '3 0 two-thirds its c ip soap; a'good grade of unscented curd IPSIII and incorporating about. twelve P soap cutinto small flakes or chips. cent carbon blackhe process of making a news ink 50 tlgeated in themanner described much less h h comprises heating an asphalt base rosin and carbon bl k or l m bl k are petroleum residuum until the'same is odorrequired for making an ink of satisfactory 168s nd acquires a density of about 14.5

opaqueness than with most other vehicles m m x ng Wi h about two thirds its known. I volume of'300. oil, adding about 5 per cent. 55 In using thisink-for halftone prints, a rosin and incorporating twelve per cent. very pl i t i bt i d, b i f carbon black and'one quarter per cent. soap. sepia suggestion rather than the dull black m ny h I iX my gn and white ordinarily observed in daily newsv p papers. I LLEN ROGERS. v so A hows ink containing about 39*per cent. Witnesses:

of the thickened asphalt base residuum, J. C. MAnDooK,

about 47 per cent. of a good thin petroleum J. P. MCALLON. 

